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Determine the type of client browser

WBOY
Release： 2016-07-25 08:51:01
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As mentioned above, many times we need to know the user’s browser type
                 
                                                                                                                                                                                                                                                                                                                                 
  1.          /**
  2.                                                                                  */
  3.          function get_user_browser()
  4.          {
  5.              if (empty($_SERVER['HTTP_USER_AGENT']))
  6.              {
  7.                  return '';
  8.              }
  9.           
  10.              $agent       = $_SERVER['HTTP_USER_AGENT'];
  11.              $browser     = '';
  12.              $browser_ver = '';
  13.           
  14.              if (preg_match('/MSIEs([^s|;]+)/i', $agent, $regs))
  15.              {
  16.                  $browser     = 'Internet Explorer';
  17.                  $browser_ver = $regs[1];
  18.              }
  19.              elseif (preg_match('/FireFox/([^s]+)/i', $agent, $regs))
  20.              {
  21.                  $browser     = 'FireFox';
  22.                  $browser_ver = $regs[1];
  23.              }
  24.              elseif (preg_match('/Maxthon/i', $agent, $regs))
  25.              {
  26.                  $browser     = '(Internet Explorer ' .$browser_ver. ') Maxthon';
  27.                  $browser_ver = '';
  28.              }
  29.              elseif (preg_match('/Opera[s|/]([^s]+)/i', $agent, $regs))
  30.              {
  31.                  $browser     = 'Opera';
  32.                  $browser_ver = $regs[1];
  33.              }
  34.              elseif (preg_match('/OmniWeb/(v*)([^s|;]+)/i', $agent, $regs))
  35.              {
  36.                  $browser     = 'OmniWeb';
  37.                  $browser_ver = $regs[2];
  38.              }
  39.              elseif (preg_match('/Netscape([d]*)/([^s]+)/i', $agent, $regs))
  40.              {
  41.                  $browser     = 'Netscape';
  42.                  $browser_ver = $regs[2];
  43.              }
  44.              elseif (preg_match('/safari/([^s]+)/i', $agent, $regs))
  45.              {
  46.                  $browser     = 'Safari';
  47.                  $browser_ver = $regs[1];
  48.              }
  49.              elseif (preg_match('/NetCaptors([^s|;]+)/i', $agent, $regs))
  50.              {
  51.                  $browser     = '(Internet Explorer ' .$browser_ver. ') NetCaptor';
  52.                  $browser_ver = $regs[1];
  53.              }
  54.              elseif (preg_match('/Lynx/([^s]+)/i', $agent, $regs))
  55.              {
  56.                  $browser     = 'Lynx';
  57.                  $browser_ver = $regs[1];
  58.              }
  59.           
  60.              if (!empty($browser))
  61.              {
  62.                 return addslashes($browser . ' ' . $browser_ver);
  63.              }
  64.              else
  65.              {
  66.                  return 'Unknow browser';
  67.              }
  68.          }
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Related labels：
判断客户端浏览器的类型
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